Acousto-optic Q-switch modulators(https://www.cq-smart.com/acousto-optic-q-switch-modulator) are crucial components in various laser applications, allowing for efficient modulation of laser beams. Below is a comparison of five different models, highlighting their performance differences and suitable applications.

1. 10.6μm Acousto-Optic Q-Switch Modulator Series
Description: This series utilizes ultrasonic wave interaction to achieve high diffraction efficiency and active Q modulation in a 10.6μm laser cavity.Key Features:
High repetition rateHigh diffraction efficiency (≥90%)Water-cooled for effective heat dissipationDamage threshold of 200 W/cm²
Applications: Primarily used in laser marking, cutting, engraving, and medical treatments.Link: 10.6μm Acousto-optic Q-switch Modulator Series
2. 2.7μm Acousto-Optic Q-Switch Modulator Series
Description: This modulator series is designed for 2.7μm laser cavities, focusing on minimal insertion loss and high-quality performance under high laser power.Key Features:
High diffraction efficiency (≥80%)High damage threshold of 500 W/cm²Water-cooled with an optical aperture of 2 mm
Applications: Used in material processing, laser marking, drilling, and medical treatments.Link: 2.7μm Acousto-optic Q-switch Modulator Series
3. 2μm Acousto-Optic Q-Switch Modulator Series
Description: This series is designed for 2μm laser cavities, leveraging acousto-optic interaction for effective Q-switching.Key Features:
Diffraction efficiency of ≥70%Drive power up to 50 WHigh temperature stability and reliability
Applications: Suitable for laser medical treatments, marking, and cutting.Link: 2μm Acousto-optic Q-switch Modulator Series
4. V-Type Acousto-Optic Q-Switch Driver
Description: This RF driver supports acousto-optic Q-switch products with driving power less than 40W, featuring digital and analog modulation.Key Features:
Fast response timeLow power consumptionHigh temperature stability
Applications: Ideal for applications requiring precise beam modulation and shaping.Link: V-type Acousto-optic Q-switch Driver
5. W-Type Acousto-Optic Q-Switch Driver
Description: Suitable for acousto-optic Q-switch products with driving power less than 70W, with functions for digital and analog modulation.Key Features:
Good heat dissipationTemperature stability for reliable operation
Applications: Useful in high-power laser applications requiring effective beam modulation.Link: W-type Acousto-optic Q-switch Driver


Each of these acousto-optic Q-switch modulators has unique features and specifications that make them suitable for various applications in laser technology. Depending on the desired wavelength, power, and application type, users can select the appropriate modulator for their specific needs.